First Version

src/core/db/plugins.rs

@@ -0,0 +1,49 @@
+use anyhow::Result;
+use sqlx::SqlitePool;
+
+#[derive(Debug, Clone)]
+pub struct PluginRow {
+    pub id:      String,
+    pub enabled: bool,
+    pub config:  String,  // JSON blob
+}
+
+/// Returns (enabled, config_json) for a plugin, or None if not yet in DB.
+pub async fn get(pool: &SqlitePool, id: &str) -> Result<Option<PluginRow>> {
+    let row: Option<(String, i64, String)> = sqlx::query_as(
+        "SELECT id, enabled, config FROM plugins WHERE id = ?1",
+    )
+    .bind(id)
+    .fetch_optional(pool)
+    .await?;
+    Ok(row.map(|(id, e, config)| PluginRow { id, enabled: e != 0, config }))
+}
+
+/// Upserts both enabled flag and config JSON.
+pub async fn upsert(pool: &SqlitePool, id: &str, enabled: bool, config: &str) -> Result<()> {
+    sqlx::query(
+        "INSERT INTO plugins (id, enabled, config)
+         VALUES (?1, ?2, ?3)
+         ON CONFLICT(id) DO UPDATE SET enabled = excluded.enabled,
+                                       config  = excluded.config",
+    )
+    .bind(id)
+    .bind(enabled as i64)
+    .bind(config)
+    .execute(pool)
+    .await?;
+    Ok(())
+}
+
+/// Returns all plugin rows. Used by the config watcher.
+pub async fn list(pool: &SqlitePool) -> Result<Vec<PluginRow>> {
+    let rows: Vec<(String, i64, String)> = sqlx::query_as(
+        "SELECT id, enabled, config FROM plugins ORDER BY id",
+    )
+    .fetch_all(pool)
+    .await?;
+    Ok(rows
+        .into_iter()
+        .map(|(id, e, config)| PluginRow { id, enabled: e != 0, config })
+        .collect())
+}